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DEAN INVESTMENT ASSOCIATES, LLC: MKSI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of DEAN INVESTMENT ASSOCIATES, LLC on MKSI, newest first. How the timeline and the estimate are built.

DEAN INVESTMENT ASSOCIATES, LLC held 13,781 MKSI shares at 2026-06-30 per its 13F-HR/A filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 13,781 shares
    Change vs previous 13F -13,495 shares

    0.59% of the 13F portfolio, value $6,129,788.

    13F-HR/A 0000846797-26-000004 filed by DEAN INVESTMENT ASSOCIATES, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • DEAN INVESTMENT ASSOCIATES, LLC: 9,208 shares
    • Dean Capital Management: 4,573 shares

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 27,276 shares
    Change vs previous 13F -8,294 shares

    0.66% of the 13F portfolio, value $6,268,298.

    13F-HR 0000846797-26-000002 filed by DEAN INVESTMENT ASSOCIATES, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • DEAN INVESTMENT ASSOCIATES, LLC: 18,132 shares
    • Dean Capital Management: 9,144 shares

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 35,570 shares
    Change vs previous 13F +984 shares

    0.61% of the 13F portfolio, value $5,684,086.

    13F-HR 0000846797-26-000001 filed by DEAN INVESTMENT ASSOCIATES, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • DEAN INVESTMENT ASSOCIATES, LLC: 23,480 shares
    • Dean Capital Management: 12,090 shares

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 34,586 shares
    Change vs previous 13F +14,804 shares

    0.44% of the 13F portfolio, value $4,280,709.

    13F-HR 0000846797-25-000005 filed by DEAN INVESTMENT ASSOCIATES, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • DEAN INVESTMENT ASSOCIATES, LLC: 22,873 shares
    • Dean Capital Management: 11,713 shares

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 19,782 shares
    Change vs previous 13F not available

    0.21% of the 13F portfolio, value $1,965,540.

    13F-HR 0000846797-25-000004 filed by DEAN INVESTMENT ASSOCIATES, LLC
    Filed (acceptance time not in the bulk data set), ingested

    • DEAN INVESTMENT ASSOCIATES, LLC: 12,722 shares
    • Dean Capital Management: 7,060 shares

    Acceptance time not in the bulk data set (spec §4.2).